| 02:34 CST | 
Clear | -22°C / -8°F | -24°C / -11°F | 84% | 1013 mb
(29.91 in) | Calm | - | 10SM |
| | KHCO 120834Z AUTO 00000KT 10SM CLR M22/M24 A2991
RMK AO2 PWINO |
| 02:14 CST | 
Clear
Light Snow | -22°C / -8°F | -24°C / -11°F | 84% | 1013 mb
(29.91 in) | Calm | - | 4SM |
| | KHCO 120814Z AUTO 00000KT 4SM -SN CLR M22/M24 A2990
RMK AO2 |
| 01:54 CST |
Clear
Light Snow | -23°C / -9°F | -24°C / -11°F | 92% | 1013 mb
(29.91 in) | Calm | - | 10SM |
| | KHCO 120754Z AUTO 00000KT 10SM -SN CLR M23/M24 A2990
RMK AO2 |
| 01:34 CST |
Clear | -23°C / -9°F | -25°C / -13°F | 84% | 1012 mb
(29.88 in) | Calm | - | 10SM |
| | KHCO 120734Z AUTO 00000KT 10SM CLR M23/M25 A2989
RMK AO2 |
| 01:14 CST |
Clear | -21°C / -6°F | -23°C / -9°F | 84% | 1012 mb
(29.88 in) | W 6 kph
(W 3.5 mph) | - | 10SM |
| | KHCO 120714Z AUTO 28003KT 10SM CLR M21/M23 A2989
RMK AO2 |
| 00:54 CST |
Clear | -21°C / -6°F | -23°C / -9°F | 84% | 1012 mb
(29.88 in) | Calm | - | 10SM |
| | KHCO 120654Z AUTO 00000KT 10SM CLR M21/M23 A2988
RMK AO2 |
| 00:34 CST |
Clear | -21°C / -6°F | -22°C / -8°F | 92% | 1012 mb
(29.88 in) | SSW 6 kph
(SSW 3.5 mph) | - | 10SM |
| | KHCO 120634Z AUTO 25003KT 10SM CLR M21/M22 A2988
RMK AO2 |
| 00:14 CST |
Clear | -23°C / -9°F | -25°C / -13°F | 84% | 1012 mb
(29.88 in) | SSE 6 kph
(SSE 3.5 mph) | - | 10SM |
| | KHCO 120614Z AUTO 20003KT 10SM CLR M23/M25 A2987
RMK AO2 |
